1. She prefers using earclip headphones while running as they stay securely in place.
她跑步时更喜欢用耳夹式耳机，因为它们能牢固地固定在耳朵上。

2. The earclip is designed to provide a comfortable and snug fit for all ear sizes.
这款耳夹设计得可以适应各种耳朵大小，舒适又贴合。